1045453349 has 2 divisors, whose sum is σ = 1045453350. Its totient is φ = 1045453348.

The previous prime is 1045453307. The next prime is 1045453351. The reversal of 1045453349 is 9433545401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 706230625 + 339222724 = 26575^2 + 18418^2 .

It is a cyclic number.

It is not a de Polignac number, because 1045453349 - 2²⁴ = 1028676133 is a prime.

Together with 1045453351, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1045453379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522726674 + 522726675.

It is an arithmetic number, because the mean of its divisors is an integer number (522726675).

Almost surely, 2^1045453349 is an apocalyptic number.

It is an amenable number.

1045453349 is a deficient number, since it is larger than the sum of its proper divisors (1).

1045453349 is an equidigital number, since it uses as much as digits as its factorization.

1045453349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129600, while the sum is 38.

The square root of 1045453349 is about 32333.4710323528. The cubic root of 1045453349 is about 1014.9271867332.

The spelling of 1045453349 in words is "one billion, forty-five million, four hundred fifty-three thousand, three hundred forty-nine".